<body>
    <table border="1px" cellspacing="0" cellpadding="10px" align="center">
        <tr>
            <th colspan="3" align="center"><b>菜单价</b></th>
        </tr>
        <tr>
            <td rowspan="5"><b>序号</b></td>
        </tr>
        <tr>
            <th><b>菜名</b></th>
            <th><b>菜价</b></th>            
        </tr>      
        <tr>
            <td>白菜</td>
            <td>3</td>
        </tr>
        <tr>
            <td>青菜</td>
            <td>3</td>           
        </tr>
        <tr>
            <td>芹菜</td>
            <td>3</td>
            
        </tr>
    </table>
</body>
</html>    